Magnetic properties of NiFe2O4 micro and nanoparticles.
| Sample | Grain size (μm) | M s (emu g−1) | M r (emu g−1) | H c (Koe) | R | T c (K) |
|---|---|---|---|---|---|---|
| NF-micro | 20.180 | 49.940 | 1.50 | 0.016 | 0.012 | 846.77 |
| NF-nano | 0.005 | 18.160 | 0.30 | 0.022 | 0.170 | 840.19 |
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